[Invalidations] Add GetInvalidatorState() to Invalidator{,Frontend}

sync/notifier/non_blocking_invalidator_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "sync/notifier/non_blocking_invalidator.h"
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/run_loop.h"
@@ skipping 58 matching lines @@
   void WaitForInvalidator() {
     base::RunLoop run_loop;
     ASSERT_TRUE(
         io_thread_.message_loop_proxy()->PostTaskAndReply(
             FROM_HERE,
             base::Bind(&DoNothing),
             run_loop.QuitClosure()));
     run_loop.Run();
   }
 
-  void TriggerOnNotificationsEnabled() {
-    invalidator_->OnNotificationsEnabled();
+  void TriggerOnInvalidatorStateChange(InvalidatorState state) {
+    invalidator_->OnInvalidatorStateChange(state);
   }
 
-  void TriggerOnIncomingNotification(const ObjectIdStateMap& id_state_map,
-                                     IncomingNotificationSource source) {
-    invalidator_->OnIncomingNotification(id_state_map, source);
-  }
-
-  void TriggerOnNotificationsDisabled(NotificationsDisabledReason reason) {
-    invalidator_->OnNotificationsDisabled(reason);
+  void TriggerOnIncomingInvalidation(const ObjectIdStateMap& id_state_map,
+                                     IncomingInvalidationSource source) {
+    invalidator_->OnIncomingInvalidation(id_state_map, source);
   }
 
   static bool InvalidatorHandlesDeprecatedState() {
     return true;
   }
 
  private:
   MessageLoop message_loop_;
   base::Thread io_thread_;
   scoped_refptr<net::URLRequestContextGetter> request_context_getter_;
   scoped_ptr<NonBlockingInvalidator> invalidator_;
 };
 
 INSTANTIATE_TYPED_TEST_CASE_P(
     NonBlockingInvalidatorTest, InvalidatorTest,
     NonBlockingInvalidatorTestDelegate);
 
 }  // namespace
 
 }  // namespace syncer